List of defunct airlines of Singapore
# List of defunct airlines of Singapore

This is a list of defunct airlines of Singapore.

| Airline | IATA | ICAO | Callsign | Commenced operations | Ceased operations | Notes |
| - | - | - | - | - | - | - |
| Air Glona | | | | 2006 | 2008 | |
| Airtrust Singapore | | | | 1975 | 1976 | |
| Asia Pacific Air Cargo | CN | APK | APAC | 1991 | 1993 | |
| Jett8 Airlines | JX | JEC | TAIPAN | 2007 | 2012 | |
| Kris Air | | | | 1977 | 1981 | |
| Malaysia–Singapore Airlines (MSA) | ML | MSA | MALAYSIAN | 1966 | 1972 | Split into Malaysian Airlines System and Singapore Airlines |
| Region Air | 7S | RGA | Orchid | 1988 | 2004 | |
| Saber Air | | SI | | 1966 | 1973 | |
| SilkAir | MI | SLK | SILKAIR | 1992 | 2021 | Merged into Singapore Airlines |
| Tiger Airways | TR | TGW | GO CAT | 2004 | 2013 | Rebranded as Tigerair |
| Tigerair | TR | TRW | GO CAT | 2013 | 2017 | Merged into Scoot |
| Tradewinds Airlines | MI | SQA | | 1975 | 1992 | Rebranded as SilkAir |
| Valuair | VF | VLU | VALUAIR | 2003 | 2014 | Acquired by Jetstar Asia Airways in 2005, brand retained by Jetstar Asia until 2014 |
